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Removed Qt dependency examples, osgQt NodeKit and qfont plugin as these are now provided by the separate osgQt project

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This commit is contained in:
Robert Osfield 2016-09-26 09:31:22 +01:00
parent 13fa75fc12
commit 56a7208891
28 changed files with 0 additions and 4174 deletions
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65
CMakeLists.txt
View File

@ -28,12 +28,6 @@ if(COMMAND cmake_policy)
cmake_policy(SET CMP0008 OLD) cmake_policy(SET CMP0008 OLD)
endif() endif()
# disable autolinking to qtmain as we have our own main() functions (new in Qt 5.1)
if(${CMAKE_MAJOR_VERSION} GREATER 2 OR
(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} GREATER 8) OR
(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 8 AND ${CMAKE_PATCH_VERSION} GREATER 10))
cmake_policy(SET CMP0020 OLD)
endif()
# nicer version check - but needs at least CMake 2.6.2? Worth upgrading the requirements? # nicer version check - but needs at least CMake 2.6.2? Worth upgrading the requirements?
#if("${CMAKE_VERSION}" VERSION_GREATER 2.8.10) #if("${CMAKE_VERSION}" VERSION_GREATER 2.8.10)
# or even easier (available in cmake-2.6) # or even easier (available in cmake-2.6)
@ -769,61 +763,6 @@ ENDIF()
# Include macro utilities here # Include macro utilities here
INCLUDE(OsgMacroUtils) INCLUDE(OsgMacroUtils)
OPTION(OSG_USE_QT "Enable to use Qt (build Qt-dependent libraries, plugins and examples)" ON)
IF(OSG_USE_QT AND NOT ANDROID)
# To select a specific version of QT define DESIRED_QT_VERSION
# via cmake -DDESIRED_QT_VERSION=5
# QUIET option disables messages if the package cannot be found.
IF (DESIRED_QT_VERSION)
IF (DESIRED_QT_VERSION MATCHES 5)
FIND_PACKAGE(Qt5Widgets)
ELSEIF (DESIRED_QT_VERSION MATCHES 4)
FIND_PACKAGE(Qt4)
ELSE()
FIND_PACKAGE(Qt3)
ENDIF()
ELSE()
FIND_PACKAGE(Qt5Widgets QUIET)
IF ( Qt5Widgets_FOUND )
# CMake 2.8.8 or greater required
BUILDER_VERSION_GREATER(2 8 7)
IF(NOT VALID_BUILDER_VERSION)
MESSAGE(
SEND_ERROR
"Qt5 requires CMake version 2.8.8 or greater!\n"
"Update CMake or set DESIRED_QT_VERSION to less than 5
or disable OSG_USE_QT."
)
ENDIF( )
ENDIF( )
IF ( NOT Qt5Widgets_FOUND )
FIND_PACKAGE(Qt4)
IF (NOT QT4_FOUND)
FIND_PACKAGE(Qt3)
ENDIF()
ENDIF()
ENDIF()
#If we have found Qt5, let's try to top off by getting the webkit as well
IF ( Qt5Widgets_FOUND )
FIND_PACKAGE(Qt5WebKitWidgets QUIET)
IF(COMMAND cmake_policy)
IF(${CMAKE_MAJOR_VERSION} GREATER 2)
# Qt5 qt5_use_modules usage was causing "Policy CMP0043 is not set: Ignore COMPILE_DEFINITIONS_<Config> properties." warnings
cmake_policy(SET CMP0043 NEW)
ENDIF()
ENDIF()
ENDIF()
ENDIF()
#optional example related dependencies #optional example related dependencies
IF (BUILD_OSG_EXAMPLES AND NOT ANDROID) IF (BUILD_OSG_EXAMPLES AND NOT ANDROID)
@ -1327,10 +1266,6 @@ SET(PKGCONFIG_FILES
openscenegraph-osgVolume openscenegraph-osgVolume
) )
IF(QT4_FOUND OR Qt5Widgets_FOUND )
SET(PKGCONFIG_FILES ${PKGCONFIG_FILES} openscenegraph-osgQt)
ENDIF()
FOREACH(PKGCONFIG_FILE ${PKGCONFIG_FILES}) FOREACH(PKGCONFIG_FILE ${PKGCONFIG_FILES})
CONFIGURE_FILE(${PROJECT_SOURCE_DIR}/packaging/pkgconfig/${PKGCONFIG_FILE}.pc.in CONFIGURE_FILE(${PROJECT_SOURCE_DIR}/packaging/pkgconfig/${PKGCONFIG_FILE}.pc.in
${PROJECT_BINARY_DIR}/packaging/pkgconfig/${PKGCONFIG_FILE}.pc ${PROJECT_BINARY_DIR}/packaging/pkgconfig/${PKGCONFIG_FILE}.pc

1
CMakeModules/FindOSG.cmake
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@ -116,7 +116,6 @@ FIND_OSG_LIBRARY(OSGUTIL_LIBRARY osgUtil)
FIND_OSG_LIBRARY(OSGDB_LIBRARY osgDB) FIND_OSG_LIBRARY(OSGDB_LIBRARY osgDB)
FIND_OSG_LIBRARY(OSGTEXT_LIBRARY osgText) FIND_OSG_LIBRARY(OSGTEXT_LIBRARY osgText)
FIND_OSG_LIBRARY(OSGWIDGET_LIBRARY osgWidget) FIND_OSG_LIBRARY(OSGWIDGET_LIBRARY osgWidget)
FIND_OSG_LIBRARY(OSGQT_LIBRARY osgQt)
FIND_OSG_LIBRARY(OSGTERRAIN_LIBRARY osgTerrain) FIND_OSG_LIBRARY(OSGTERRAIN_LIBRARY osgTerrain)
FIND_OSG_LIBRARY(OSGFX_LIBRARY osgFX) FIND_OSG_LIBRARY(OSGFX_LIBRARY osgFX)
FIND_OSG_LIBRARY(OSGVIEWER_LIBRARY osgViewer) FIND_OSG_LIBRARY(OSGVIEWER_LIBRARY osgViewer)

14
examples/CMakeLists.txt
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@ -208,20 +208,6 @@ IF(DYNAMIC_OPENSCENEGRAPH)
ENDIF() ENDIF()
ENDIF() ENDIF()
IF ( (QT4_FOUND OR Qt5Widgets_FOUND) AND NOT OSG_GLES1_AVAILABLE AND NOT OSG_GLES2_AVAILABLE AND NOT OSG_GL3_AVAILABLE)
IF ( QT4_FOUND OR Qt5Widgets_FOUND)
ADD_SUBDIRECTORY(osgviewerQt)
ADD_SUBDIRECTORY(osgqfont)
ENDIF()
IF ( (QT4_FOUND AND QT_QTWEBKIT_FOUND) OR Qt5WebKitWidgets_FOUND )
ADD_SUBDIRECTORY(osgQtWidgets)
ADD_SUBDIRECTORY(osgQtBrowser)
ENDIF()
ENDIF()
IF (FLTK_FOUND AND FLTK_GL_LIBRARY) IF (FLTK_FOUND AND FLTK_GL_LIBRARY)
ADD_SUBDIRECTORY(osgviewerFLTK) ADD_SUBDIRECTORY(osgviewerFLTK)
ENDIF() ENDIF()

25
examples/osgQtBrowser/CMakeLists.txt
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@ -1,25 +0,0 @@
SET(TARGET_SRC
osgQtBrowser.cpp
)
IF(CMAKE_COMPILER_IS_GNUCXX)
# Remove -pedantic flag as it barfs on Qt headers
STRING(REGEX REPLACE "-pedantic" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
ENDIF()
if ( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY} ${QT_QTOPENGL_LIBRARY} ${QT_QTWEBKIT_LIBRARY})
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTOPENGL_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTWEBKIT_INCLUDE_DIR} )
endif( QT4_FOUND )
SET(TARGET_ADDED_LIBRARIES osgWidget osgQt)
#### end var setup ###
SET ( EXAMPLE_NAME osgQtBrowser )
SETUP_EXAMPLE(${EXAMPLE_NAME})
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} Widgets OpenGL WebKitWidgets )
ENDIF( Qt5Widgets_FOUND )

145
examples/osgQtBrowser/osgQtBrowser.cpp
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@ -1,145 +0,0 @@
/* OpenSceneGraph example, osgcompositeviewer.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <iostream>
#include <osg/Notify>
#include <osg/io_utils>
#include <osg/ArgumentParser>
#include <osgDB/WriteFile>
#include <osgGA/TrackballManipulator>
#include <osgGA/StateSetManipulator>
#include <osgViewer/Viewer>
#include <osgViewer/ViewerEventHandlers>
#include <osgWidget/Browser>
#include <QtGlobal>
#if QT_VERSION >= 0x050000
# include <QtWebKitWidgets>
#else
# include <QtWebKit>
#endif
#include <QWebSettings>
#include <QGraphicsScene>
#include <QGraphicsView>
#include <QApplication>
#include <QPainter>
#include <QtEvents>
#include <osgQt/QGraphicsViewAdapter>
#include <osgQt/QWebViewImage>
// Thread that runs the viewer's frame loop as we can't run Qt in the background...
class ViewerFrameThread : public OpenThreads::Thread
{
public:
ViewerFrameThread(osgViewer::ViewerBase* viewerBase, bool doQApplicationExit):
_viewerBase(viewerBase),
_doQApplicationExit(doQApplicationExit) {}
~ViewerFrameThread()
{
if (isRunning())
{
cancel();
join();
}
}
int cancel()
{
_viewerBase->setDone(true);
return 0;
}
void run()
{
int result = _viewerBase->run();
if (_doQApplicationExit) QApplication::exit(result);
}
osg::ref_ptr<osgViewer::ViewerBase> _viewerBase;
bool _doQApplicationExit;
};
int main(int argc, char **argv)
{
// Qt requires that we construct the global QApplication before creating any widgets.
QApplication app(argc, argv);
// use an ArgumentParser object to manage the program arguments.
osg::ArgumentParser arguments(&argc,argv);
bool useFrameLoopThread = false;
if (arguments.read("--no-frame-thread")) useFrameLoopThread = false;
if (arguments.read("--frame-thread")) useFrameLoopThread = true;
osg::ref_ptr<osgQt::QWebViewImage> image = new osgQt::QWebViewImage;
if (arguments.argc()>1) image->navigateTo((arguments[1]));
else image->navigateTo("http://www.youtube.com/");
osgWidget::GeometryHints hints(osg::Vec3(0.0f,0.0f,0.0f),
osg::Vec3(1.0f,0.0f,0.0f),
osg::Vec3(0.0f,0.0f,1.0f),
osg::Vec4(1.0f,1.0f,1.0f,1.0f),
osgWidget::GeometryHints::RESIZE_HEIGHT_TO_MAINTAINCE_ASPECT_RATIO);
osg::ref_ptr<osgWidget::Browser> browser = new osgWidget::Browser;
browser->assign(image.get(), hints);
// image->focusBrowser(true);
osg::ref_ptr<osgViewer::Viewer> viewer = new osgViewer::Viewer(arguments);
viewer->setSceneData(browser.get());
viewer->setCameraManipulator(new osgGA::TrackballManipulator());
viewer->addEventHandler(new osgViewer::StatsHandler);
viewer->addEventHandler(new osgViewer::WindowSizeHandler);
if (useFrameLoopThread)
{
// create a thread to run the viewer's frame loop
ViewerFrameThread viewerThread(viewer.get(), true);
viewerThread.startThread();
// now start the standard Qt event loop, then exists when the viewerThead sends the QApplication::exit() signal.
return QApplication::exec();
}
else
{
// run the frame loop, interleaving Qt and the main OSG frame loop
while(!viewer->done())
{
// process Qt events - this handles both events and paints the browser image
QCoreApplication::processEvents(QEventLoop::AllEvents, 100);
viewer->frame();
}
return 0;
}
}

23
examples/osgQtWidgets/CMakeLists.txt
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@ -1,23 +0,0 @@
SET(TARGET_SRC
osgQtWidgets.cpp
)
IF(CMAKE_COMPILER_IS_GNUCXX)
# Remove -pedantic flag as it barfs on Qt headers
STRING(REGEX REPLACE "-pedantic" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
ENDIF()
if ( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY} ${QT_QTOPENGL_LIBRARY} ${QT_QTWEBKIT_LIBRARY})
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTOPENGL_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTWEBKIT_INCLUDE_DIR} )
endif( QT4_FOUND )
SET(TARGET_ADDED_LIBRARIES osgWidget osgQt)
#### end var setup ###
SET ( EXAMPLE_NAME osgQtWidgets )
SETUP_EXAMPLE(${EXAMPLE_NAME})
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} OpenGL WebKitWidgets )
ENDIF( Qt5Widgets_FOUND )

512
examples/osgQtWidgets/osgQtWidgets.cpp
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File diff suppressed because one or more lines are too long

18
examples/osgqfont/CMakeLists.txt
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@ -1,18 +0,0 @@
#this file is automatically generated
ADD_DEFINITIONS(-DUSE_QT4)
SET(TARGET_SRC osgqfont.cpp )
SET(TARGET_ADDED_LIBRARIES osgQt osgText)
IF ( NOT Qt5Widgets_FOUND )
INCLUDE_DIRECTORIES( ${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTOPENGL_INCLUDE_DIR} )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY_RELEASE} ${QT_QTGUI_LIBRARY_RELEASE} ${QT_QTOPENGL_LIBRARY_RELEASE} )
ENDIF()
#### end var setup ###
SET ( EXAMPLE_NAME osgqfont )
SETUP_EXAMPLE(${EXAMPLE_NAME})
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} Widgets OpenGL )
ENDIF( Qt5Widgets_FOUND )

564
examples/osgqfont/osgqfont.cpp
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@ -1,564 +0,0 @@
/* OpenSceneGraph example, osgtext.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <QApplication>
#include <QGridLayout>
#include <QWidget>
#include <osgQt/GraphicsWindowQt>
#include <osgQt/QFontImplementation>
#include <osgDB/ReadFile>
#include <osgDB/WriteFile>
#include <osgDB/Registry>
#include <osgGA/StateSetManipulator>
#include <osgGA/TrackballManipulator>
#include <osgViewer/CompositeViewer>
#include <osgViewer/ViewerEventHandlers>
#include <osg/Geode>
#include <osg/Camera>
#include <osg/ShapeDrawable>
#include <osg/Sequence>
#include <osg/PolygonMode>
#include <osgText/Font>
#include <osgText/Text>
osg::Group* createHUDText()
{
osg::Group* rootNode = new osg::Group;
osgText::Font* font = new osgText::Font(new osgQt::QFontImplementation(QFont("Arial")));
osg::Geode* geode = new osg::Geode;
rootNode->addChild(geode);
float windowHeight = 1024.0f;
float windowWidth = 1280.0f;
float margin = 50.0f;
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different text layout
//
osg::Vec4 layoutColor(1.0f,1.0f,0.0f,1.0f);
float layoutCharacterSize = 20.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(layoutColor);
text->setCharacterSize(layoutCharacterSize);
text->setPosition(osg::Vec3(margin,windowHeight-margin,0.0f));
// the default layout is left to right, typically used in languages
// originating from europe such as English, French, German, Spanish etc..
text->setLayout(osgText::Text::LEFT_TO_RIGHT);
text->setText("text->setLayout(osgText::Text::LEFT_TO_RIGHT);");
geode->addDrawable(text);
}
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(layoutColor);
text->setCharacterSize(layoutCharacterSize);
text->setPosition(osg::Vec3(windowWidth-margin,windowHeight-margin,0.0f));
// right to left layouts would be used for hebrew or arabic fonts.
text->setLayout(osgText::Text::RIGHT_TO_LEFT);
text->setAlignment(osgText::Text::RIGHT_BASE_LINE);
text->setText("text->setLayout(osgText::Text::RIGHT_TO_LEFT);");
geode->addDrawable(text);
}
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(layoutColor);
text->setPosition(osg::Vec3(margin,windowHeight-margin,0.0f));
text->setCharacterSize(layoutCharacterSize);
// vertical font layout would be used for asian fonts.
text->setLayout(osgText::Text::VERTICAL);
text->setText("text->setLayout(osgText::Text::VERTICAL);");
geode->addDrawable(text);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different font resolution
//
osg::Vec4 fontSizeColor(0.0f,1.0f,1.0f,1.0f);
float fontSizeCharacterSize = 30;
osg::Vec3 cursor = osg::Vec3(margin*2,windowHeight-margin*2,0.0f);
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(fontSizeColor);
text->setCharacterSize(fontSizeCharacterSize);
text->setPosition(cursor);
// use text that uses 10 by 10 texels as a target resolution for fonts.
text->setFontResolution(10,10); // blocky but small texture memory usage
text->setText("text->setFontResolution(10,10); // blocky but small texture memory usage");
geode->addDrawable(text);
}
cursor.y() -= fontSizeCharacterSize;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(fontSizeColor);
text->setCharacterSize(fontSizeCharacterSize);
text->setPosition(cursor);
// use text that uses 20 by 20 texels as a target resolution for fonts.
text->setFontResolution(20,20); // smoother but higher texture memory usage (but still quite low).
text->setText("text->setFontResolution(20,20); // smoother but higher texture memory usage (but still quite low).");
geode->addDrawable(text);
}
cursor.y() -= fontSizeCharacterSize;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(fontSizeColor);
text->setCharacterSize(fontSizeCharacterSize);
text->setPosition(cursor);
// use text that uses 40 by 40 texels as a target resolution for fonts.
text->setFontResolution(40,40); // even smoother but again higher texture memory usage.
text->setText("text->setFontResolution(40,40); // even smoother but again higher texture memory usage.");
geode->addDrawable(text);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different sized text
//
osg::Vec4 characterSizeColor(1.0f,0.0f,1.0f,1.0f);
cursor.y() -= fontSizeCharacterSize*2.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(characterSizeColor);
text->setFontResolution(20,20);
text->setPosition(cursor);
// use text that is 20 units high.
text->setCharacterSize(20); // small
text->setText("text->setCharacterSize(20.0f); // small");
geode->addDrawable(text);
}
cursor.y() -= 30.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(characterSizeColor);
text->setFontResolution(30,30);
text->setPosition(cursor);
// use text that is 30 units high.
text->setCharacterSize(30.0f); // medium
text->setText("text->setCharacterSize(30.0f); // medium");
geode->addDrawable(text);
}
cursor.y() -= 50.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(characterSizeColor);
text->setFontResolution(40,40);
text->setPosition(cursor);
// use text that is 60 units high.
text->setCharacterSize(60.0f); // large
text->setText("text->setCharacterSize(60.0f); // large");
geode->addDrawable(text);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different alignments
//
osg::Vec4 alignmentSizeColor(0.0f,1.0f,0.0f,1.0f);
float alignmentCharacterSize = 25.0f;
cursor.x() = 640;
cursor.y() = margin*4.0f;
typedef std::pair<osgText::Text::AlignmentType,std::string> AlignmentPair;
typedef std::vector<AlignmentPair> AlignmentList;
AlignmentList alignmentList;
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_TOP,"text->setAlignment(\nosgText::Text::LEFT_TOP);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_CENTER,"text->setAlignment(\nosgText::Text::LEFT_CENTER);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BOTTOM,"text->setAlignment(\nosgText::Text::LEFT_BOTTOM);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_TOP,"text->setAlignment(\nosgText::Text::CENTER_TOP);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_CENTER,"text->setAlignment(\nosgText::Text::CENTER_CENTER);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BOTTOM,"text->setAlignment(\nosgText::Text::CENTER_BOTTOM);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_TOP,"text->setAlignment(\nosgText::Text::RIGHT_TOP);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_CENTER,"text->setAlignment(\nosgText::Text::RIGHT_CENTER);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BOTTOM,"text->setAlignment(\nosgText::Text::RIGHT_BOTTOM);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BASE_LINE,"text->setAlignment(\nosgText::Text::LEFT_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BASE_LINE,"text->setAlignment(\nosgText::Text::CENTER_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BASE_LINE,"text->setAlignment(\nosgText::Text::RIGHT_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::LEFT_BOTTOM_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::CENTER_BOTTOM_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::RIGHT_BOTTOM_BASE_LINE);"));
osg::Sequence* sequence = new osg::Sequence;
{
for(AlignmentList::iterator itr=alignmentList.begin();
itr!=alignmentList.end();
++itr)
{
osg::Geode* alignmentGeode = new osg::Geode;
sequence->addChild(alignmentGeode);
sequence->setTime(sequence->getNumChildren(), 1.0f);
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(alignmentSizeColor);
text->setCharacterSize(alignmentCharacterSize);
text->setPosition(cursor);
text->setDrawMode(osgText::Text::TEXT|osgText::Text::ALIGNMENT|osgText::Text::BOUNDINGBOX);
text->setAlignment(itr->first);
text->setText(itr->second);
alignmentGeode->addDrawable(text);
}
}
sequence->setMode(osg::Sequence::START);
sequence->setInterval(osg::Sequence::LOOP, 0, -1);
sequence->setDuration(1.0f, -1);
rootNode->addChild(sequence);
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different fonts...
//
cursor.x() = margin*2.0f;
cursor.y() = margin*2.0f;
osg::Vec4 fontColor(1.0f,0.5f,0.0f,1.0f);
float fontCharacterSize = 20.0f;
float spacing = 40.0f;
{
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(0);
text->setText("text->setFont(0); // inbuilt font.");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
{
osgText::Font* arial = new osgText::Font(new osgQt::QFontImplementation(QFont("Arial")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(arial);
text->setText(arial!=0?
"text->setFont(\"fonts/arial.ttf\");":
"unable to load \"fonts/arial.ttf\"");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
{
osgText::Font* times = new osgText::Font(new osgQt::QFontImplementation(QFont("Times")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
geode->addDrawable(text);
text->setFont(times);
text->setText(times!=0?
"text->setFont(\"fonts/times.ttf\");":
"unable to load \"fonts/times.ttf\"");
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
cursor.x() = margin*2.0f;
cursor.y() = margin;
{
osgText::Font* dirtydoz = new osgText::Font(new osgQt::QFontImplementation(QFont("Times")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(dirtydoz);
text->setText(dirtydoz!=0?
"text->setFont(\"fonts/dirtydoz.ttf\");":
"unable to load \"fonts/dirtydoz.ttf\"");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
{
osgText::Font* fudd = new osgText::Font(new osgQt::QFontImplementation(QFont("Times")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(fudd);
text->setText(fudd!=0?
"text->setFont(\"fonts/fudd.ttf\");":
"unable to load \"fonts/fudd.ttf\"");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
return rootNode;
}
// create text which sits in 3D space such as would be inserted into a normal model
osg::Group* create3DText(const osg::Vec3& center,float radius)
{
osg::Geode* geode = new osg::Geode;
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up axis/orientation alignments
//
float characterSize=radius*0.2f;
osg::Vec3 pos(center.x()-radius*.5f,center.y()-radius*.5f,center.z()-radius*.5f);
osgText::Text* text1 = new osgText::Text;
text1->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text1->setCharacterSize(characterSize);
text1->setPosition(pos);
text1->setAxisAlignment(osgText::Text::XY_PLANE);
text1->setText("XY_PLANE");
geode->addDrawable(text1);
osgText::Text* text2 = new osgText::Text;
text2->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text2->setCharacterSize(characterSize);
text2->setPosition(pos);
text2->setAxisAlignment(osgText::Text::YZ_PLANE);
text2->setText("YZ_PLANE");
geode->addDrawable(text2);
osgText::Text* text3 = new osgText::Text;
text3->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text3->setCharacterSize(characterSize);
text3->setPosition(pos);
text3->setAxisAlignment(osgText::Text::XZ_PLANE);
text3->setText("XZ_PLANE");
geode->addDrawable(text3);
osgText::Text* text4 = new osgText::Text;
text4->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text4->setCharacterSize(characterSize);
text4->setPosition(center);
text4->setAxisAlignment(osgText::Text::SCREEN);
osg::Vec4 characterSizeModeColor(1.0f,0.0f,0.5f,1.0f);
osgText::Text* text5 = new osgText::Text;
text5->setColor(characterSizeModeColor);
text5->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
//text5->setCharacterSize(characterSize);
text5->setCharacterSize(32.0f); // medium
text5->setPosition(center - osg::Vec3(0.0, 0.0, 0.2));
text5->setAxisAlignment(osgText::Text::SCREEN);
text5->setCharacterSizeMode(osgText::Text::SCREEN_COORDS);
text5->setText("CharacterSizeMode SCREEN_COORDS(size 32.0)");
geode->addDrawable(text5);
osgText::Text* text6 = new osgText::Text;
text6->setColor(characterSizeModeColor);
text6->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text6->setCharacterSize(characterSize);
text6->setPosition(center - osg::Vec3(0.0, 0.0, 0.4));
text6->setAxisAlignment(osgText::Text::SCREEN);
text6->setCharacterSizeMode(osgText::Text::OBJECT_COORDS_WITH_MAXIMUM_SCREEN_SIZE_CAPPED_BY_FONT_HEIGHT);
text6->setText("CharacterSizeMode OBJECT_COORDS_WITH_MAXIMUM_SCREEN_SIZE_CAPPED_BY_FONT_HEIGHT");
geode->addDrawable(text6);
osgText::Text* text7 = new osgText::Text;
text7->setColor(characterSizeModeColor);
text7->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text7->setCharacterSize(characterSize);
text7->setPosition(center - osg::Vec3(0.0, 0.0, 0.6));
text7->setAxisAlignment(osgText::Text::SCREEN);
text7->setCharacterSizeMode(osgText::Text::OBJECT_COORDS);
text7->setText("CharacterSizeMode OBJECT_COORDS (default)");
geode->addDrawable(text7);
#if 1
// reproduce outline bounding box compute problem with backdrop on.
text4->setBackdropType(osgText::Text::OUTLINE);
text4->setDrawMode(osgText::Text::TEXT | osgText::Text::BOUNDINGBOX);
#endif
text4->setText("SCREEN");
geode->addDrawable(text4);
osg::ShapeDrawable* shape = new osg::ShapeDrawable(new osg::Sphere(center,characterSize*0.2f));
shape->getOrCreateStateSet()->setMode(GL_LIGHTING,osg::StateAttribute::ON);
geode->addDrawable(shape);
osg::Group* rootNode = new osg::Group;
rootNode->addChild(geode);
return rootNode;
}
class MainWindow : public QWidget {
public:
MainWindow()
{
osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits(osg::DisplaySettings::instance().get());
traits->width = width();
traits->height = height();
traits->doubleBuffer = true;
osgQt::GraphicsWindowQt* graphicsWindow = new osgQt::GraphicsWindowQt(traits.get());
QGridLayout* grid = new QGridLayout;
grid->setMargin(0);
grid->addWidget(graphicsWindow->getGLWidget(), 0, 0);
setLayout(grid);
_viewer.setThreadingModel(osgViewer::Viewer::SingleThreaded);
osg::Camera* camera = _viewer.getCamera();
camera->setGraphicsContext(graphicsWindow);
camera->setViewport(new osg::Viewport(0, 0, width(), height()));
startTimer(10);
}
virtual void paintEvent(QPaintEvent* /*event*/)
{
_viewer.frame();
}
virtual void timerEvent(QTimerEvent* /*event*/)
{
_viewer.frame();
}
void setSceneData(osg::Node* node)
{
_viewer.setSceneData(node);
}
void setCameraManipulator(osgGA::CameraManipulator* manipulator, bool resetPosition = true)
{
_viewer.setCameraManipulator(manipulator, resetPosition);
}
private:
osgViewer::Viewer _viewer;
};
int main(int argc, char** argv)
{
QApplication app(argc, argv);
// prepare scene.
osg::Vec3 center(0.0f,0.0f,0.0f);
float radius = 1.0f;
// create the hud.
osg::ref_ptr<osg::Camera> camera = new osg::Camera;
camera->setReferenceFrame(osg::Transform::ABSOLUTE_RF);
camera->setProjectionMatrixAsOrtho2D(0,1280,0,1024);
camera->setViewMatrix(osg::Matrix::identity());
camera->setClearMask(GL_DEPTH_BUFFER_BIT);
camera->addChild(createHUDText());
camera->getOrCreateStateSet()->setMode(GL_LIGHTING,osg::StateAttribute::OFF);
// make sure the root node is group so we can add extra nodes to it.
osg::ref_ptr<osg::Group> group = new osg::Group;
group->addChild(camera.get());
group->addChild(create3DText(center, radius));
// The qt window
MainWindow widget;
// set the scene to render
widget.setSceneData(group.get());
widget.setCameraManipulator(new osgGA::TrackballManipulator);
widget.setGeometry(100, 100, 800, 600);
widget.show();
return app.exec();
}

27
examples/osgviewerQt/CMakeLists.txt
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SET( TARGET_SRC
osgviewerQt.cpp
)
IF ( NOT Qt5Widgets_FOUND )
IF( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY_RELEASE} ${QT_QTGUI_LIBRARY_RELEASE}
${QT_QTOPENGL_LIBRARY_RELEASE} )
ADD_DEFINITIONS(-DUSE_QT4)
ELSE( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_LIBRARIES} )
ENDIF( QT4_FOUND )
INCLUDE_DIRECTORIES( ${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR}
${QT_QTOPENGL_INCLUDE_DIR} )
ENDIF()
SET(TARGET_ADDED_LIBRARIES osgWidget osgQt)
SET( EXAMPLE_NAME osgviewerQt )
SETUP_EXAMPLE( ${EXAMPLE_NAME} )
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} Widgets OpenGL )
ENDIF( Qt5Widgets_FOUND )

119
examples/osgviewerQt/osgviewerQt.cpp
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@ -1,119 +0,0 @@
#include <QTimer>
#include <QApplication>
#include <QGridLayout>
#include <osgViewer/CompositeViewer>
#include <osgViewer/ViewerEventHandlers>
#include <osgGA/MultiTouchTrackballManipulator>
#include <osgDB/ReadFile>
#include <osgQt/GraphicsWindowQt>
#include <iostream>
class ViewerWidget : public QWidget, public osgViewer::CompositeViewer
{
public:
ViewerWidget(QWidget* parent = 0, Qt::WindowFlags f = 0, osgViewer::ViewerBase::ThreadingModel threadingModel=osgViewer::CompositeViewer::SingleThreaded) : QWidget(parent, f)
{
setThreadingModel(threadingModel);
// disable the default setting of viewer.done() by pressing Escape.
setKeyEventSetsDone(0);
QWidget* widget1 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("cow.osgt") );
QWidget* widget2 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("glider.osgt") );
QWidget* widget3 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("axes.osgt") );
QWidget* widget4 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("fountain.osgt") );
QWidget* popupWidget = addViewWidget( createGraphicsWindow(900,100,320,240,"Popup window",true), osgDB::readRefNodeFile("dumptruck.osgt") );
popupWidget->show();
QGridLayout* grid = new QGridLayout;
grid->addWidget( widget1, 0, 0 );
grid->addWidget( widget2, 0, 1 );
grid->addWidget( widget3, 1, 0 );
grid->addWidget( widget4, 1, 1 );
setLayout( grid );
connect( &_timer, SIGNAL(timeout()), this, SLOT(update()) );
_timer.start( 10 );
}
QWidget* addViewWidget( osgQt::GraphicsWindowQt* gw, osg::ref_ptr<osg::Node> scene )
{
osgViewer::View* view = new osgViewer::View;
addView( view );
osg::Camera* camera = view->getCamera();
camera->setGraphicsContext( gw );
const osg::GraphicsContext::Traits* traits = gw->getTraits();
camera->setClearColor( osg::Vec4(0.2, 0.2, 0.6, 1.0) );
camera->setViewport( new osg::Viewport(0, 0, traits->width, traits->height) );
camera->setProjectionMatrixAsPerspective(30.0f, static_cast<double>(traits->width)/static_cast<double>(traits->height), 1.0f, 10000.0f );
view->setSceneData( scene );
view->addEventHandler( new osgViewer::StatsHandler );
view->setCameraManipulator( new osgGA::MultiTouchTrackballManipulator );
gw->setTouchEventsEnabled( true );
return gw->getGLWidget();
}
osgQt::GraphicsWindowQt* createGraphicsWindow( int x, int y, int w, int h, const std::string& name="", bool windowDecoration=false )
{
osg::DisplaySettings* ds = osg::DisplaySettings::instance().get();
osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits;
traits->windowName = name;
traits->windowDecoration = windowDecoration;
traits->x = x;
traits->y = y;
traits->width = w;
traits->height = h;
traits->doubleBuffer = true;
traits->alpha = ds->getMinimumNumAlphaBits();
traits->stencil = ds->getMinimumNumStencilBits();
traits->sampleBuffers = ds->getMultiSamples();
traits->samples = ds->getNumMultiSamples();
return new osgQt::GraphicsWindowQt(traits.get());
}
virtual void paintEvent( QPaintEvent* /*event*/ )
{ frame(); }
protected:
QTimer _timer;
};
int main( int argc, char** argv )
{
osg::ArgumentParser arguments(&argc, argv);
#if QT_VERSION >= 0x050000
// Qt5 is currently crashing and reporting "Cannot make QOpenGLContext current in a different thread" when the viewer is run multi-threaded, this is regression from Qt4
osgViewer::ViewerBase::ThreadingModel threadingModel = osgViewer::ViewerBase::SingleThreaded;
#else
osgViewer::ViewerBase::ThreadingModel threadingModel = osgViewer::ViewerBase::CullDrawThreadPerContext;
#endif
while (arguments.read("--SingleThreaded")) threadingModel = osgViewer::ViewerBase::SingleThreaded;
while (arguments.read("--CullDrawThreadPerContext")) threadingModel = osgViewer::ViewerBase::CullDrawThreadPerContext;
while (arguments.read("--DrawThreadPerContext")) threadingModel = osgViewer::ViewerBase::DrawThreadPerContext;
while (arguments.read("--CullThreadPerCameraDrawThreadPerContext")) threadingModel = osgViewer::ViewerBase::CullThreadPerCameraDrawThreadPerContext;
#if QT_VERSION >= 0x040800
// Required for multithreaded QGLWidget on Linux/X11, see http://blog.qt.io/blog/2011/06/03/threaded-opengl-in-4-8/
if (threadingModel != osgViewer::ViewerBase::SingleThreaded)
QApplication::setAttribute(Qt::AA_X11InitThreads);
#endif
QApplication app(argc, argv);
ViewerWidget* viewWidget = new ViewerWidget(0, Qt::Widget, threadingModel);
viewWidget->setGeometry( 100, 100, 800, 600 );
viewWidget->show();
return app.exec();
}

52
include/osgQt/Export
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@ -1,52 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
// The following symbol has a underscore suffix for compatibility.
#ifndef OSGQT_EXPORT_
#define OSGQT_EXPORT_ 1
#include<osg/Config>
#if defined(_MSC_VER) && defined(OSG_DISABLE_MSVC_WARNINGS)
#pragma warning( disable : 4244 )
#pragma warning( disable : 4251 )
#pragma warning( disable : 4267 )
#pragma warning( disable : 4275 )
#pragma warning( disable : 4290 )
#pragma warning( disable : 4786 )
#pragma warning( disable : 4305 )
#pragma warning( disable : 4996 )
#endif
#if defined(_MSC_VER) || defined(__CYGWIN__) || defined(__MINGW32__) || defined( __BCPLUSPLUS__) || defined( __MWERKS__)
# if defined( OSG_LIBRARY_STATIC )
# define OSGQT_EXPORT
# elif defined( OSGQT_LIBRARY )
# define OSGQT_EXPORT __declspec(dllexport)
# else
# define OSGQT_EXPORT __declspec(dllimport)
#endif
#else
#define OSGQT_EXPORT
#endif
#endif
/**
\namespace osgQt
The osgQt utility library provides various classes to aid the integration of OpenSceneGraph and Qt.
*/

195
include/osgQt/GraphicsWindowQt
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@ -1,195 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 2009 Wang Rui
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGVIEWER_GRAPHICSWINDOWQT
#define OSGVIEWER_GRAPHICSWINDOWQT
#include <osgViewer/GraphicsWindow>
#include <osgQt/Export>
#include <osgQt/Version>
#include <QMutex>
#include <QEvent>
#include <QQueue>
#include <QSet>
#include <QGLWidget>
class QInputEvent;
class QGestureEvent;
namespace osgViewer {
class ViewerBase;
}
namespace osgQt
{
// forward declarations
class GraphicsWindowQt;
#if 0
/// The function sets the WindowingSystem to Qt.
void OSGQT_EXPORT initQtWindowingSystem();
#endif
/** The function sets the viewer that will be used after entering
* the Qt main loop (QCoreApplication::exec()).
*
* The function also initializes internal structures required for proper
* scene rendering.
*
* The method must be called from main thread. */
void OSGQT_EXPORT setViewer( osgViewer::ViewerBase *viewer );
class OSGQT_EXPORT GLWidget : public QGLWidget
{
typedef QGLWidget inherited;
public:
GLWidget( QWidget* parent = NULL, const QGLWidget* shareWidget = NULL, Qt::WindowFlags f = 0, bool forwardKeyEvents = false );
GLWidget( QGLContext* context, QWidget* parent = NULL, const QGLWidget* shareWidget = NULL, Qt::WindowFlags f = 0, bool forwardKeyEvents = false );
GLWidget( const QGLFormat& format, QWidget* parent = NULL, const QGLWidget* shareWidget = NULL, Qt::WindowFlags f = 0, bool forwardKeyEvents = false );
virtual ~GLWidget();
inline void setGraphicsWindow( GraphicsWindowQt* gw ) { _gw = gw; }
inline GraphicsWindowQt* getGraphicsWindow() { return _gw; }
inline const GraphicsWindowQt* getGraphicsWindow() const { return _gw; }
inline bool getForwardKeyEvents() const { return _forwardKeyEvents; }
virtual void setForwardKeyEvents( bool f ) { _forwardKeyEvents = f; }
inline bool getTouchEventsEnabled() const { return _touchEventsEnabled; }
void setTouchEventsEnabled( bool e );
void setKeyboardModifiers( QInputEvent* event );
virtual void keyPressEvent( QKeyEvent* event );
virtual void keyReleaseEvent( QKeyEvent* event );
virtual void mousePressEvent( QMouseEvent* event );
virtual void mouseReleaseEvent( QMouseEvent* event );
virtual void mouseDoubleClickEvent( QMouseEvent* event );
virtual void mouseMoveEvent( QMouseEvent* event );
virtual void wheelEvent( QWheelEvent* event );
virtual bool gestureEvent( QGestureEvent* event );
protected:
int getNumDeferredEvents()
{
QMutexLocker lock(&_deferredEventQueueMutex);
return _deferredEventQueue.count();
}
void enqueueDeferredEvent(QEvent::Type eventType, QEvent::Type removeEventType = QEvent::None)
{
QMutexLocker lock(&_deferredEventQueueMutex);
if (removeEventType != QEvent::None)
{
if (_deferredEventQueue.removeOne(removeEventType))
_eventCompressor.remove(eventType);
}
if (_eventCompressor.find(eventType) == _eventCompressor.end())
{
_deferredEventQueue.enqueue(eventType);
_eventCompressor.insert(eventType);
}
}
void processDeferredEvents();
friend class GraphicsWindowQt;
GraphicsWindowQt* _gw;
QMutex _deferredEventQueueMutex;
QQueue<QEvent::Type> _deferredEventQueue;
QSet<QEvent::Type> _eventCompressor;
bool _touchEventsEnabled;
bool _forwardKeyEvents;
qreal _devicePixelRatio;
virtual void resizeEvent( QResizeEvent* event );
virtual void moveEvent( QMoveEvent* event );
virtual void glDraw();
virtual bool event( QEvent* event );
};
class OSGQT_EXPORT GraphicsWindowQt : public osgViewer::GraphicsWindow
{
public:
GraphicsWindowQt( osg::GraphicsContext::Traits* traits, QWidget* parent = NULL, const QGLWidget* shareWidget = NULL, Qt::WindowFlags f = 0 );
GraphicsWindowQt( GLWidget* widget );
virtual ~GraphicsWindowQt();
inline GLWidget* getGLWidget() { return _widget; }
inline const GLWidget* getGLWidget() const { return _widget; }
/// deprecated
inline GLWidget* getGraphWidget() { return _widget; }
/// deprecated
inline const GLWidget* getGraphWidget() const { return _widget; }
struct WindowData : public osg::Referenced
{
WindowData( GLWidget* widget = NULL, QWidget* parent = NULL ): _widget(widget), _parent(parent) {}
GLWidget* _widget;
QWidget* _parent;
};
bool init( QWidget* parent, const QGLWidget* shareWidget, Qt::WindowFlags f );
static QGLFormat traits2qglFormat( const osg::GraphicsContext::Traits* traits );
static void qglFormat2traits( const QGLFormat& format, osg::GraphicsContext::Traits* traits );
static osg::GraphicsContext::Traits* createTraits( const QGLWidget* widget );
virtual bool setWindowRectangleImplementation( int x, int y, int width, int height );
virtual void getWindowRectangle( int& x, int& y, int& width, int& height );
virtual bool setWindowDecorationImplementation( bool windowDecoration );
virtual bool getWindowDecoration() const;
virtual void grabFocus();
virtual void grabFocusIfPointerInWindow();
virtual void raiseWindow();
virtual void setWindowName( const std::string& name );
virtual std::string getWindowName();
virtual void useCursor( bool cursorOn );
virtual void setCursor( MouseCursor cursor );
inline bool getTouchEventsEnabled() const { return _widget->getTouchEventsEnabled(); }
virtual void setTouchEventsEnabled( bool e ) { _widget->setTouchEventsEnabled(e); }
virtual bool valid() const;
virtual bool realizeImplementation();
virtual bool isRealizedImplementation() const;
virtual void closeImplementation();
virtual bool makeCurrentImplementation();
virtual bool releaseContextImplementation();
virtual void swapBuffersImplementation();
virtual void runOperations();
virtual void requestWarpPointer( float x, float y );
protected:
friend class GLWidget;
GLWidget* _widget;
bool _ownsWidget;
QCursor _currentCursor;
bool _realized;
};
}
#endif

52
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 2009-2010 Mathias Froehlich
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef QFontImplementation_H
#define QFontImplementation_H
#include <osgText/Font>
#include <osgQt/Export>
#include <osgQt/Version>
#include <QtGui/QFont>
#include <string>
namespace osgQt {
class OSGQT_EXPORT QFontImplementation : public osgText::Font::FontImplementation
{
public:
QFontImplementation(const QFont& font);
virtual ~QFontImplementation();
virtual std::string getFileName() const;
virtual bool supportsMultipleFontResolutions() const { return true; }
virtual osgText::Glyph* getGlyph(const osgText::FontResolution& fontRes, unsigned int charcode);
virtual osgText::Glyph3D* getGlyph3D(const osgText::FontResolution& /*fontRes*/, unsigned int /*charcode*/) { return 0; }
virtual osg::Vec2 getKerning(const osgText::FontResolution& fontRes, unsigned int leftcharcode, unsigned int rightcharcode, osgText::KerningType kerningType);
virtual bool hasVertical() const;
protected:
std::string _filename;
QFont _font;
};
}
#endif

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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef QGRAPHICSVIEWADAPTER
#define QGRAPHICSVIEWADAPTER
#include <QGLWidget>
#include <osg/Image>
#include <osg/observer_ptr>
#include <osgQt/Export>
#include <osgQt/Version>
#include <QPointer>
#include <QGraphicsScene>
#include <QGraphicsView>
#include <QApplication>
#include <QPainter>
#include <QtEvents>
namespace osgQt
{
extern OSGQT_EXPORT QCoreApplication* getOrCreateQApplication();
class OSGQT_EXPORT QGraphicsViewAdapter : public QObject
{
Q_OBJECT
public:
QGraphicsViewAdapter(osg::Image* image, QWidget* widget);
void setUpKeyMap();
bool sendPointerEvent(int x, int y, int buttonMask);
bool sendKeyEvent(int key, bool keyDown);
void setFrameLastRendered(const osg::FrameStamp* frameStamp);
void clearWriteBuffer();
bool requiresRendering() const { return _requiresRendering; }
void render();
void assignImage(unsigned int i);
void resize(int width, int height);
void setBackgroundColor(QColor color) { _backgroundColor = color; }
QColor getBackgroundColor() const { return _backgroundColor; }
/** The 'background widget' will ignore mouse/keyboard events and let following handlers handle them
It is mainly used for integrating scene graph and full-screen UIs
*/
void setBackgroundWidget(QWidget* w) { _backgroundWidget = w; }
QWidget* getBackgroundWidget() { return _backgroundWidget; }
QGraphicsView* getQGraphicsView() { return _graphicsView; }
QGraphicsScene* getQGraphicsScene() { return _graphicsScene; }
protected:
bool handlePointerEvent(int x, int y, int buttonMask);
bool handleKeyEvent(int key, bool keyDown);
QWidget* getWidgetAt(const QPoint& pos);
osg::observer_ptr<osg::Image> _image;
QWidget* _backgroundWidget;
int _previousButtonMask;
int _previousMouseX;
int _previousMouseY;
int _previousQtMouseX;
int _previousQtMouseY;
bool _previousSentEvent;
bool _requiresRendering;
int _width;
int _height;
typedef std::map<int, Qt::Key> KeyMap;
KeyMap _keyMap;
Qt::KeyboardModifiers _qtKeyModifiers;
QColor _backgroundColor;
QPointer<QGraphicsView> _graphicsView;
QPointer<QGraphicsScene> _graphicsScene;
QPointer<QWidget> _widget;
OpenThreads::Mutex _qimagesMutex;
OpenThreads::Mutex _qresizeMutex;
unsigned int _previousFrameNumber;
bool _newImageAvailable;
unsigned int _currentRead;
unsigned int _currentWrite;
unsigned int _previousWrite;
QImage _qimages[3];
virtual void customEvent ( QEvent * event ) ;
private slots:
void repaintRequestedSlot(const QList<QRectF> &regions);
void repaintRequestedSlot(const QRectF &region);
};
}
#endif

109
include/osgQt/QWebViewImage
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@ -1,109 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef QWEBVIEWIMAGE
#define QWEBVIEWIMAGE
// make sure this header isn't built as par of osgQt, leaving it to applications to build
#if !defined(OSGQT_LIBRARY) && !defined(OSG_LIBRARY_STATIC)
#if QT_VERSION >= 0x050000
# include <QtWebKitWidgets>
#else
# include <QtWebKit>
#endif
#include <osgWidget/Browser>
#include <osgQt/QGraphicsViewAdapter>
#include <osgQt/Version>
namespace osgQt
{
class QWebViewImage : public osgWidget::BrowserImage
{
public:
QWebViewImage()
{
// make sure we have a valid QApplication before we start creating widgets.
getOrCreateQApplication();
_webView = new QWebView;
_webPage = new QWebPage;
_webPage->settings()->setAttribute(QWebSettings::JavascriptEnabled, true);
_webPage->settings()->setAttribute(QWebSettings::PluginsEnabled, true);
_webView->setPage(_webPage);
_adapter = new QGraphicsViewAdapter(this, _webView.data());
}
virtual void navigateTo(const std::string& url)
{
_webView->load(QUrl(url.c_str()));
}
QWebView* getQWebView() { return _webView; }
QWebPage* getQWebPage() { return _webPage; }
QGraphicsViewAdapter* getQGraphicsViewAdapter() { return _adapter; }
void clearWriteBuffer()
{
_adapter->clearWriteBuffer();
}
void render()
{
if (_adapter->requiresRendering()) _adapter->render();
}
virtual bool requiresUpdateCall() const { return true; }
virtual void update( osg::NodeVisitor* nv ) { render(); }
virtual bool sendFocusHint(bool focus)
{
QFocusEvent event(focus ? QEvent::FocusIn : QEvent::FocusOut, Qt::OtherFocusReason);
QCoreApplication::sendEvent(_webPage, &event);
return true;
}
virtual bool sendPointerEvent(int x, int y, int buttonMask)
{
return _adapter->sendPointerEvent(x,y,buttonMask);
}
virtual bool sendKeyEvent(int key, bool keyDown)
{
return QWebViewImage::_adapter->sendKeyEvent(key, keyDown);
}
virtual void setFrameLastRendered(const osg::FrameStamp* frameStamp)
{
_adapter->setFrameLastRendered(frameStamp);
}
protected:
QPointer<QGraphicsViewAdapter> _adapter;
QPointer<QWebView> _webView;
QPointer<QWebPage> _webPage;
};
}
#endif
#endif

60
include/osgQt/QWidgetImage
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@ -1,60 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef QWIDGETIMAGE
#define QWIDGETIMAGE
#include <osgQt/QGraphicsViewAdapter>
#include <osgQt/Version>
#include <osg/Image>
namespace osgQt
{
class OSGQT_EXPORT QWidgetImage : public osg::Image
{
public:
QWidgetImage( QWidget* widget=0 );
QWidget* getQWidget() { return _widget; }
QGraphicsViewAdapter* getQGraphicsViewAdapter() { return _adapter; }
virtual bool requiresUpdateCall() const { return true; }
virtual void update( osg::NodeVisitor* /*nv*/ ) { render(); }
void clearWriteBuffer();
void render();
/// Overridden scaleImage used to catch cases where the image is
/// fullscreen and the window is resized.
virtual void scaleImage(int s,int t,int r, GLenum newDataType);
virtual bool sendFocusHint(bool focus);
virtual bool sendPointerEvent(int x, int y, int buttonMask);
virtual bool sendKeyEvent(int key, bool keyDown);
virtual void setFrameLastRendered(const osg::FrameStamp* frameStamp);
protected:
QPointer<QGraphicsViewAdapter> _adapter;
QPointer<QWidget> _widget;
};
}
#endif

14
packaging/pkgconfig/openscenegraph-osgQt.pc.in
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@ -1,14 +0,0 @@
# pkg-config source file
prefix=@CMAKE_INSTALL_PREFIX@
exec_prefix=${prefix}
libdir=${exec_prefix}/lib@LIB_POSTFIX@
includedir=${prefix}/include
Name: openscenegraph-osgQt
Description: osgQt utility library.
Version: @OPENSCENEGRAPH_VERSION@
Requires: openscenegraph-osgWidget openscenegraph-osgDB openscenegraph-osgUtil openscenegraph-osg openthreads
Conflicts:
Libs: -L${libdir} -losgQt@CMAKE_BUILD_POSTFIX@
Cflags: -I${includedir}

4
src/CMakeLists.txt
View File

@ -35,8 +35,4 @@ FOREACH( mylibfolder
ENDFOREACH() ENDFOREACH()
IF ((QT4_FOUND OR Qt5Widgets_FOUND) AND NOT ANDROID)
ADD_SUBDIRECTORY(osgQt)
ENDIF()

4
src/osgPlugins/CMakeLists.txt
View File

@ -234,10 +234,6 @@ IF(FREETYPE_FOUND)
ADD_SUBDIRECTORY(freetype) ADD_SUBDIRECTORY(freetype)
ENDIF() ENDIF()
IF (QT4_FOUND)
ADD_SUBDIRECTORY(qfont)
ENDIF()
IF(ZLIB_FOUND) IF(ZLIB_FOUND)
ADD_SUBDIRECTORY(zip) ADD_SUBDIRECTORY(zip)
ENDIF() ENDIF()

7
src/osgPlugins/qfont/CMakeLists.txt
View File

@ -1,7 +0,0 @@
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} )
SET(TARGET_SRC ReaderQFont.cpp)
SET(TARGET_ADDED_LIBRARIES osgText osgQt)
SET(TARGET_LIBRARIES_VARS ${QT_QTCORE_LIBRARY_RELEASE} ${QT_QTGUI_LIBRARY_RELEASE})
SETUP_PLUGIN(qfont)

66
src/osgPlugins/qfont/ReaderQFont.cpp
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@ -1,66 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 2009-2010 Mathias Froehlich
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#include <osgDB/FileNameUtils>
#include <osgDB/Registry>
#include <osgText/Font>
#include <QtCore/QThread>
#include <QtGui/QApplication>
#include <QtGui/QFont>
#include <QtGui/QFontDatabase>
#include <osgQt/QFontImplementation>
namespace osgQFont {
class ReaderQFont : public osgDB::ReaderWriter
{
public:
ReaderQFont()
{
supportsExtension("qfont", "Qt font meta loader");
}
virtual const char* className() const { return "QFont Font Reader"; }
virtual ReadResult readObject(const std::string& file, const osgDB::ReaderWriter::Options* /*options*/) const
{
if (!acceptsExtension(osgDB::getLowerCaseFileExtension(file)))
return ReadResult::FILE_NOT_HANDLED;
if (!QApplication::instance())
{
OSG_WARN << "Trying to load qfont \"" << file << "\" from within a non qt application!" << std::endl;
return ReadResult::FILE_NOT_FOUND;
}
if (!QFontDatabase::supportsThreadedFontRendering() && QApplication::instance()->thread() != QThread::currentThread())
{
OSG_WARN << "Trying to load qfont \"" << file << "\" from a non gui thread "
"within qt application without threaded font rendering!" << std::endl;
return ReadResult::FILE_NOT_FOUND;
}
QFont font;
if (!font.fromString(QString::fromStdString(osgDB::getNameLessExtension(file))))
return ReadResult::FILE_NOT_FOUND;
return new osgText::Font(new osgQt::QFontImplementation(font));
}
};
// now register with Registry to instantiate the above
// reader/writer.
REGISTER_OSGPLUGIN(qfont, ReaderQFont)
}

83
src/osgQt/CMakeLists.txt
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@ -1,83 +0,0 @@
IF(DYNAMIC_OPENSCENEGRAPH)
ADD_DEFINITIONS(-DOSGQT_LIBRARY)
ELSE()
ADD_DEFINITIONS(-DOSG_LIBRARY_STATIC)
ENDIF()
SET(LIB_NAME osgQt)
SET(HEADER_PATH ${OpenSceneGraph_SOURCE_DIR}/include/${LIB_NAME})
SET(SOURCES_H
${HEADER_PATH}/QGraphicsViewAdapter
)
IF ( Qt5Widgets_FOUND )
QT5_WRAP_CPP( SOURCES_H_MOC ${SOURCES_H} OPTIONS
"-fosgQt/QGraphicsViewAdapter" )
set(OSGQT_QT_VERSION 5)
ELSE()
QT4_WRAP_CPP( SOURCES_H_MOC ${SOURCES_H} OPTIONS "-f" )
set(OSGQT_QT_VERSION 4)
ENDIF()
SET(OSGQT_VERSION_HEADER "${PROJECT_BINARY_DIR}/include/osgQt/Version")
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/Version.in" ${OSGQT_VERSION_HEADER})
SET(TARGET_H
${HEADER_PATH}/Export
${HEADER_PATH}/GraphicsWindowQt
${HEADER_PATH}/QFontImplementation
${HEADER_PATH}/QGraphicsViewAdapter
${HEADER_PATH}/QWidgetImage
${HEADER_PATH}/QWebViewImage
${OSGQT_VERSION_HEADER}
)
# FIXME: For OS X, need flag for Framework or dylib
SET(TARGET_SRC
GraphicsWindowQt.cpp
QFontImplementation.cpp
QGraphicsViewAdapter.cpp
QWidgetImage.cpp
${SOURCES_H_MOC}
${OPENSCENEGRAPH_VERSIONINFO_RC}
)
SET(TARGET_LIBRARIES
osgWidget
osgDB
osgUtil
osg
OpenThreads
)
IF(CMAKE_COMPILER_IS_GNUCXX)
# Remove -pedantic flag as it barfs on Qt headers
STRING(REGEX REPLACE "-pedantic" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
ENDIF()
# FIXME: This should work but something with the LINK_WITH_VARIABLES macro is not working
#SET(TARGET_LIBRARIES_VARS
# QT_QTCORE_LIBRARY
# QT_QTGUI_LIBRARY
# QT_QTOPENGL_LIBRARY
#)
IF( QT4_FOUND )
INCLUDE_DIRECTORIES( ${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTOPENGL_INCLUDE_DIR} )
SET(TARGET_LIBRARIES
${TARGET_LIBRARIES}
${QT_QTCORE_LIBRARY}
${QT_QTGUI_LIBRARY}
${QT_QTOPENGL_LIBRARY}
)
ENDIF( QT4_FOUND )
SETUP_LIBRARY(${LIB_NAME})
IF ( Qt5Widgets_FOUND )
qt5_use_modules( ${LIB_NAME} Widgets OpenGL )
ENDIF ( Qt5Widgets_FOUND )

1064
src/osgQt/GraphicsWindowQt.cpp
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File diff suppressed because it is too large Load Diff

136
src/osgQt/QFontImplementation.cpp
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@ -1,136 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 2009-2010 Mathias Froehlich
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#include <osgQt/QFontImplementation>
#include <osgDB/FileNameUtils>
#include <osgDB/Registry>
#include <osgText/Font>
#include <QFont>
#include <QFontMetrics>
#include <QImage>
#include <QPainter>
namespace osgQt {
QFontImplementation::QFontImplementation(const QFont& font) :
_filename(font.toString().toStdString() + ".qfont"),
_font(font)
{
}
QFontImplementation::~QFontImplementation()
{
}
std::string
QFontImplementation::getFileName() const
{
return _filename;
}
osgText::Glyph*
QFontImplementation::getGlyph(const osgText::FontResolution& fontRes, unsigned int charcode)
{
unsigned int fontSize = fontRes.second;
_font.setPixelSize(fontSize);
float coord_scale = 1.0f/float(fontSize);
QFontMetrics fontMetrics(_font);
QFontMetricsF fontMetricsF(_font);
QRect rect = fontMetrics.boundingRect(QChar(charcode));
QRectF rectF = fontMetricsF.boundingRect(QChar(charcode));
int margin = 1;
int imageWidth = rect.width() + 2*margin;
int imageHeight = rect.height() + 2*margin;
// Now paint the glyph into the image
QImage image(imageWidth, imageHeight, QImage::Format_ARGB32);
image.fill(0);
QPainter painter(&image);
painter.setRenderHint(QPainter::TextAntialiasing);
painter.setFont(_font);
painter.setBackgroundMode(Qt::TransparentMode);
painter.setBrush(Qt::white);
painter.setPen(Qt::white);
painter.drawText(margin - rect.left(), imageHeight - 1 - (margin + rect.bottom()), QString(QChar(charcode)));
painter.end();
// Transfer the rendered image to osg
osg::ref_ptr<osgText::Glyph> glyph = new osgText::Glyph(_facade, charcode);
unsigned int dataSize = imageWidth*imageHeight;
unsigned char* data = new unsigned char[dataSize];
// copy the qimage into the texture memory
for (int x = 0; x < imageWidth; ++x)
{
for (int y = 0; y < imageHeight; ++y)
{
data[x + y*imageWidth] = qAlpha(image.pixel(x, imageHeight - 1 - y));
}
}
// the glyph texture in osg
glyph->setImage(imageWidth, imageHeight, 1,
OSGTEXT_GLYPH_INTERNALFORMAT,
OSGTEXT_GLYPH_FORMAT, GL_UNSIGNED_BYTE,
data,
osg::Image::USE_NEW_DELETE,
1);
glyph->setInternalTextureFormat(OSGTEXT_GLYPH_INTERNALFORMAT);
glyph->setWidth((float)imageWidth * coord_scale);
glyph->setHeight((float)imageHeight * coord_scale);
// Layout parameters
float leftBearing = fontMetricsF.leftBearing(QChar(charcode));
float rightBearing = fontMetricsF.rightBearing(QChar(charcode));
// for horizonal layout
osg::Vec2 bottomLeft(leftBearing - margin, - rectF.bottom() - margin);
glyph->setHorizontalBearing(bottomLeft * coord_scale);
glyph->setHorizontalAdvance(fontMetricsF.width(QChar(charcode)) * coord_scale);
// for vertical layout
osg::Vec2 topMiddle(- margin + 0.5*(leftBearing - rect.width() - rightBearing),
rectF.top() - margin);
glyph->setVerticalBearing(topMiddle * coord_scale);
glyph->setVerticalAdvance((rectF.height() + fontMetricsF.overlinePos() - fontMetricsF.xHeight()) * coord_scale);
// ... ready
//addGlyph(fontRes, charcode, glyph.get());
return glyph.release();
}
osg::Vec2
QFontImplementation::getKerning(const osgText::FontResolution& /*fontRes*/, unsigned int /*leftcharcode*/, unsigned int /*rightcharcode*/, osgText::KerningType /*kerningType*/)
{
return osg::Vec2(0, 0);
}
bool
QFontImplementation::hasVertical() const
{
return true;
}
}

613
src/osgQt/QGraphicsViewAdapter.cpp
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@ -1,613 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#include <osgQt/QGraphicsViewAdapter>
#include <osgQt/QWidgetImage>
#include <QtOpenGL/QGLWidget>
#include <osg/Version>
#include <osgGA/GUIEventAdapter>
#include <osg/NodeVisitor>
#include <osg/io_utils>
#include <QGraphicsItem>
#include <QGraphicsProxyWidget>
#define MYQKEYEVENT 2000
#define MYQPOINTEREVENT 2001
namespace osgQt
{
QCoreApplication* getOrCreateQApplication()
{
if (QApplication::instance()==0)
{
static char** argv = 0;
static int argc = 0;
static QApplication app(argc,argv);
}
return QApplication::instance();
}
class MyQKeyEvent : public QEvent
{
public:
MyQKeyEvent( int key, bool down ):
QEvent( QEvent::Type(MYQKEYEVENT) ),
_key(key), _down(down) {}
int _key;
bool _down;
};
struct MyQPointerEvent : public QEvent
{
MyQPointerEvent(int x, int y, unsigned int buttonMask):
QEvent( QEvent::Type(MYQPOINTEREVENT) ),
_x(x), _y(y),_buttonMask(buttonMask) {}
int _x, _y;
unsigned int _buttonMask;
};
const QImage::Format s_imageFormat = QImage::Format_ARGB32_Premultiplied;
QGraphicsViewAdapter::QGraphicsViewAdapter(osg::Image* image, QWidget* widget):
_image(image),
_backgroundWidget(0),
_previousButtonMask(0),
_previousMouseX(-1),
_previousMouseY(-1),
_previousQtMouseX(-1),
_previousQtMouseY(-1),
_previousSentEvent(false),
_requiresRendering(false),
_qtKeyModifiers(Qt::NoModifier),
_backgroundColor(255, 255, 255),
_widget(widget)
{
// make sure we have a valid QApplication before we start creating widgets.
getOrCreateQApplication();
setUpKeyMap();
_graphicsScene = new QGraphicsScene;
_graphicsScene->addWidget(widget);
_graphicsView = new QGraphicsView;
_graphicsView->setScene(_graphicsScene);
_graphicsView->viewport()->setParent(0);
#if (QT_VERSION_CHECK(4, 5, 0) <= QT_VERSION)
_graphicsScene->setStickyFocus(true);
#endif
_width = static_cast<int>(_graphicsScene->width());
_height = static_cast<int>(_graphicsScene->height());
_qimages[0] = QImage(QSize(_width, _height), s_imageFormat);
_qimages[1] = QImage(QSize(_width, _height), s_imageFormat);
_qimages[2] = QImage(QSize(_width, _height), s_imageFormat);
_currentRead = 0;
_currentWrite = 1;
_previousWrite = 2;
_previousFrameNumber = osg::UNINITIALIZED_FRAME_NUMBER;
_newImageAvailable = false;
connect(_graphicsScene, SIGNAL(changed(const QList<QRectF> &)),
this, SLOT(repaintRequestedSlot(const QList<QRectF> &)));
connect(_graphicsScene, SIGNAL(sceneRectChanged(const QRectF &)),
this, SLOT(repaintRequestedSlot(const QRectF &)));
assignImage(0);
}
void QGraphicsViewAdapter::repaintRequestedSlot(const QList<QRectF>&)
{
// OSG_NOTICE<<"QGraphicsViewAdapter::repaintRequestedSlot"<<std::endl;
_requiresRendering = true;
}
void QGraphicsViewAdapter::repaintRequestedSlot(const QRectF&)
{
// OSG_NOTICE<<"QGraphicsViewAdapter::repaintRequestedSlot"<<std::endl;
_requiresRendering = true;
}
void QGraphicsViewAdapter::customEvent ( QEvent * event )
{
if (event->type()==MYQKEYEVENT)
{
MyQKeyEvent* keyEvent = (MyQKeyEvent*)event;
handleKeyEvent(keyEvent->_key, keyEvent->_down);
}
else if (event->type()==MYQPOINTEREVENT)
{
MyQPointerEvent* pointerEvent = (MyQPointerEvent*)event;
handlePointerEvent(pointerEvent->_x, pointerEvent->_y, pointerEvent->_buttonMask);
}
}
void QGraphicsViewAdapter::setUpKeyMap()
{
_keyMap[osgGA::GUIEventAdapter::KEY_BackSpace] = Qt::Key_Backspace;
_keyMap[osgGA::GUIEventAdapter::KEY_Tab] = Qt::Key_Tab;
_keyMap[osgGA::GUIEventAdapter::KEY_Linefeed] = Qt::Key_Return; // No LineFeed in Qt!
_keyMap[osgGA::GUIEventAdapter::KEY_Clear] = Qt::Key_Clear;
_keyMap[osgGA::GUIEventAdapter::KEY_Return] = Qt::Key_Return;
_keyMap[osgGA::GUIEventAdapter::KEY_Pause] = Qt::Key_Pause;
_keyMap[osgGA::GUIEventAdapter::KEY_Scroll_Lock] = Qt::Key_ScrollLock;
_keyMap[osgGA::GUIEventAdapter::KEY_Sys_Req] = Qt::Key_SysReq;
_keyMap[osgGA::GUIEventAdapter::KEY_Escape] = Qt::Key_Escape;
_keyMap[osgGA::GUIEventAdapter::KEY_Delete] = Qt::Key_Delete;
_keyMap[osgGA::GUIEventAdapter::KEY_Home] = Qt::Key_Home;
_keyMap[osgGA::GUIEventAdapter::KEY_Left] = Qt::Key_Left;
_keyMap[osgGA::GUIEventAdapter::KEY_Up] = Qt::Key_Up;
_keyMap[osgGA::GUIEventAdapter::KEY_Right] = Qt::Key_Right;
_keyMap[osgGA::GUIEventAdapter::KEY_Down] = Qt::Key_Down;
_keyMap[osgGA::GUIEventAdapter::KEY_Prior] = Qt::Key_Left; // no Prior in Qt
_keyMap[osgGA::GUIEventAdapter::KEY_Page_Up] = Qt::Key_PageUp;
_keyMap[osgGA::GUIEventAdapter::KEY_Next] = Qt::Key_Right; // No Next in Qt
_keyMap[osgGA::GUIEventAdapter::KEY_Page_Down] = Qt::Key_PageDown;
_keyMap[osgGA::GUIEventAdapter::KEY_End] = Qt::Key_End;
_keyMap[osgGA::GUIEventAdapter::KEY_Begin] = Qt::Key_Home; // No Begin in Qt
_keyMap[osgGA::GUIEventAdapter::KEY_Select] = Qt::Key_Select;
_keyMap[osgGA::GUIEventAdapter::KEY_Print] = Qt::Key_Print;
_keyMap[osgGA::GUIEventAdapter::KEY_Execute] = Qt::Key_Execute;
_keyMap[osgGA::GUIEventAdapter::KEY_Insert] = Qt::Key_Insert;
//_keyMap[osgGA::GUIEventAdapter::KEY_Undo] = Qt::Key_; // no Undo
//_keyMap[osgGA::GUIEventAdapter::KEY_Redo] = Qt::Key_; // no Redo
_keyMap[osgGA::GUIEventAdapter::KEY_Menu] = Qt::Key_Menu;
_keyMap[osgGA::GUIEventAdapter::KEY_Find] = Qt::Key_Search; // no Qt Find
_keyMap[osgGA::GUIEventAdapter::KEY_Cancel] = Qt::Key_Cancel;
_keyMap[osgGA::GUIEventAdapter::KEY_Help] = Qt::Key_Help;
_keyMap[osgGA::GUIEventAdapter::KEY_Break] = Qt::Key_Escape; // no break
_keyMap[osgGA::GUIEventAdapter::KEY_Mode_switch] = Qt::Key_Mode_switch;
_keyMap[osgGA::GUIEventAdapter::KEY_Script_switch] = Qt::Key_Mode_switch; // no Script switch
_keyMap[osgGA::GUIEventAdapter::KEY_Num_Lock] = Qt::Key_NumLock;
_keyMap[osgGA::GUIEventAdapter::KEY_Shift_L] = Qt::Key_Shift;
_keyMap[osgGA::GUIEventAdapter::KEY_Shift_R] = Qt::Key_Shift;
_keyMap[osgGA::GUIEventAdapter::KEY_Control_L] = Qt::Key_Control;
_keyMap[osgGA::GUIEventAdapter::KEY_Control_R] = Qt::Key_Control;
_keyMap[osgGA::GUIEventAdapter::KEY_Caps_Lock] = Qt::Key_CapsLock;
_keyMap[osgGA::GUIEventAdapter::KEY_Shift_Lock] = Qt::Key_CapsLock;
_keyMap[osgGA::GUIEventAdapter::KEY_Meta_L] = Qt::Key_Meta; // Qt doesn't have a Meta L
_keyMap[osgGA::GUIEventAdapter::KEY_Meta_R] = Qt::Key_Meta; // Qt doesn't have a Meta R
_keyMap[osgGA::GUIEventAdapter::KEY_Alt_L] = Qt::Key_Alt; // Qt doesn't have a Alt L
_keyMap[osgGA::GUIEventAdapter::KEY_Alt_R] = Qt::Key_Alt; // Qt doesn't have a Alt R
_keyMap[osgGA::GUIEventAdapter::KEY_Super_L] = Qt::Key_Super_L;
_keyMap[osgGA::GUIEventAdapter::KEY_Super_R] = Qt::Key_Super_R;
_keyMap[osgGA::GUIEventAdapter::KEY_Hyper_L] = Qt::Key_Hyper_L;
_keyMap[osgGA::GUIEventAdapter::KEY_Hyper_R] = Qt::Key_Hyper_R;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Space] = Qt::Key_Space;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Tab] = Qt::Key_Tab;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Enter] = Qt::Key_Enter;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_F1] = Qt::Key_F1;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_F2] = Qt::Key_F2;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_F3] = Qt::Key_F3;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_F4] = Qt::Key_F4;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Home] = Qt::Key_Home;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Left] = Qt::Key_Left;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Up] = Qt::Key_Up;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Right] = Qt::Key_Right;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Down] = Qt::Key_Down;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Prior] = Qt::Key_Left;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Page_Up] = Qt::Key_PageUp;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Next] = Qt::Key_Right;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Page_Down] = Qt::Key_PageDown;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_End] = Qt::Key_End;
// _keyMap[osgGA::GUIEventAdapter::KEY_KP_Begin] = Qt::Key_Begin;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Insert] = Qt::Key_Insert;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Delete] = Qt::Key_Delete;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Equal] = Qt::Key_Equal;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Multiply] = Qt::Key_Asterisk;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Add] = Qt::Key_Plus;
//_keyMap[osgGA::GUIEventAdapter::KEY_KP_Separator] = Qt::Key_;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Subtract] = Qt::Key_Minus;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Decimal] = Qt::Key_Period;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_Divide] = Qt::Key_division;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_0] = Qt::Key_0;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_1] = Qt::Key_1;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_2] = Qt::Key_2;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_3] = Qt::Key_3;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_4] = Qt::Key_4;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_5] = Qt::Key_5;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_6] = Qt::Key_6;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_7] = Qt::Key_7;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_8] = Qt::Key_8;
_keyMap[osgGA::GUIEventAdapter::KEY_KP_9] = Qt::Key_9;
_keyMap[osgGA::GUIEventAdapter::KEY_F1] = Qt::Key_F1;
_keyMap[osgGA::GUIEventAdapter::KEY_F2] = Qt::Key_F2;
_keyMap[osgGA::GUIEventAdapter::KEY_F3] = Qt::Key_F3;
_keyMap[osgGA::GUIEventAdapter::KEY_F4] = Qt::Key_F4;
_keyMap[osgGA::GUIEventAdapter::KEY_F5] = Qt::Key_F5;
_keyMap[osgGA::GUIEventAdapter::KEY_F6] = Qt::Key_F6;
_keyMap[osgGA::GUIEventAdapter::KEY_F7] = Qt::Key_F7;
_keyMap[osgGA::GUIEventAdapter::KEY_F8] = Qt::Key_F8;
_keyMap[osgGA::GUIEventAdapter::KEY_F9] = Qt::Key_F9;
_keyMap[osgGA::GUIEventAdapter::KEY_F10] = Qt::Key_F10;
_keyMap[osgGA::GUIEventAdapter::KEY_F11] = Qt::Key_F11;
_keyMap[osgGA::GUIEventAdapter::KEY_F12] = Qt::Key_F12;
_keyMap[osgGA::GUIEventAdapter::KEY_F13] = Qt::Key_F13;
_keyMap[osgGA::GUIEventAdapter::KEY_F14] = Qt::Key_F14;
_keyMap[osgGA::GUIEventAdapter::KEY_F15] = Qt::Key_F15;
_keyMap[osgGA::GUIEventAdapter::KEY_F16] = Qt::Key_F16;
_keyMap[osgGA::GUIEventAdapter::KEY_F17] = Qt::Key_F17;
_keyMap[osgGA::GUIEventAdapter::KEY_F18] = Qt::Key_F18;
_keyMap[osgGA::GUIEventAdapter::KEY_F19] = Qt::Key_F19;
_keyMap[osgGA::GUIEventAdapter::KEY_F20] = Qt::Key_F20;
_keyMap[osgGA::GUIEventAdapter::KEY_F21] = Qt::Key_F21;
_keyMap[osgGA::GUIEventAdapter::KEY_F22] = Qt::Key_F22;
_keyMap[osgGA::GUIEventAdapter::KEY_F23] = Qt::Key_F23;
_keyMap[osgGA::GUIEventAdapter::KEY_F24] = Qt::Key_F24;
_keyMap[osgGA::GUIEventAdapter::KEY_F25] = Qt::Key_F25;
_keyMap[osgGA::GUIEventAdapter::KEY_F26] = Qt::Key_F26;
_keyMap[osgGA::GUIEventAdapter::KEY_F27] = Qt::Key_F27;
_keyMap[osgGA::GUIEventAdapter::KEY_F28] = Qt::Key_F28;
_keyMap[osgGA::GUIEventAdapter::KEY_F29] = Qt::Key_F29;
_keyMap[osgGA::GUIEventAdapter::KEY_F30] = Qt::Key_F30;
_keyMap[osgGA::GUIEventAdapter::KEY_F31] = Qt::Key_F31;
_keyMap[osgGA::GUIEventAdapter::KEY_F32] = Qt::Key_F32;
_keyMap[osgGA::GUIEventAdapter::KEY_F33] = Qt::Key_F33;
_keyMap[osgGA::GUIEventAdapter::KEY_F34] = Qt::Key_F34;
_keyMap[osgGA::GUIEventAdapter::KEY_F35] = Qt::Key_F35;
}
QWidget* QGraphicsViewAdapter::getWidgetAt(const QPoint& pos)
{
QWidget* childAt = _graphicsView->childAt(pos);
if(childAt)
{
return childAt;
}
QGraphicsItem* item = _graphicsView->itemAt(pos);
if(item /*&& item->contains(item->mapFromScene(pos))*/)
{
QGraphicsProxyWidget* p = qgraphicsitem_cast<QGraphicsProxyWidget*>(item);
if(p)
{
childAt = p->widget();
QWidget* c;
while( (c = childAt->childAt(childAt->mapFromGlobal(pos)))!=0 )
{
childAt = c;
}
// Widgets like QTextEdit will automatically add child scroll area widgets
// that will be selected by childAt(), we have to change to parents at that moment
// Hardcoded by the internal widget's name 'qt_scrollarea_viewport' at present
if (childAt->objectName() == "qt_scrollarea_viewport")
{
childAt = childAt->parentWidget();
}
return childAt;
}
}
return NULL;
}
bool QGraphicsViewAdapter::sendPointerEvent(int x, int y, int buttonMask)
{
_previousQtMouseX = x;
_previousQtMouseY = _graphicsView->size().height() - y;
QPoint pos(_previousQtMouseX, _previousQtMouseY);
QWidget* targetWidget = getWidgetAt(pos);
OSG_INFO << "Get " << (targetWidget ? targetWidget->metaObject()->className() : std::string("NULL"))
<< " at global pos " << x << ", " << y << std::endl;
if (_backgroundWidget && _backgroundWidget == targetWidget)
{
// Mouse is at background widget, so ignore such events
return false;
}
if (targetWidget != NULL || (_previousSentEvent && buttonMask != 0))
{
QCoreApplication::postEvent(this, new MyQPointerEvent(x,y,buttonMask));
OSG_INFO<<"sendPointerEvent("<<x<<", "<<y<<") sent"<<std::endl;
_previousSentEvent = true;
return true;
}
OSG_INFO<<"sendPointerEvent("<<x<<", "<<y<<") not sent"<<std::endl;
_previousSentEvent = false;
return false;
}
bool QGraphicsViewAdapter::handlePointerEvent(int x, int y, int buttonMask)
{
OSG_INFO<<"dispatchPointerEvent("<<x<<", "<<y<<", "<<buttonMask<<")"<<std::endl;
y = _graphicsView->size().height()-y;
bool leftButtonPressed = (buttonMask & osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON)!=0;
bool middleButtonPressed = (buttonMask & osgGA::GUIEventAdapter::MIDDLE_MOUSE_BUTTON)!=0;
bool rightButtonPressed = (buttonMask & osgGA::GUIEventAdapter::RIGHT_MOUSE_BUTTON)!=0;
bool prev_leftButtonPressed = (_previousButtonMask & osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON)!=0;
bool prev_middleButtonPressed = (_previousButtonMask & osgGA::GUIEventAdapter::MIDDLE_MOUSE_BUTTON)!=0;
bool prev_rightButtonPressed = (_previousButtonMask & osgGA::GUIEventAdapter::RIGHT_MOUSE_BUTTON)!=0;
OSG_INFO<<"leftButtonPressed "<<leftButtonPressed<<std::endl;
OSG_INFO<<"middleButtonPressed "<<middleButtonPressed<<std::endl;
OSG_INFO<<"rightButtonPressed "<<rightButtonPressed<<std::endl;
Qt::MouseButtons qtMouseButtons =
(leftButtonPressed ? Qt::LeftButton : Qt::NoButton) |
(middleButtonPressed ? Qt::MidButton : Qt::NoButton) |
(rightButtonPressed ? Qt::RightButton : Qt::NoButton);
const QPoint globalPos(x, y);
QWidget* targetWidget = getWidgetAt(globalPos);
if (buttonMask != _previousButtonMask)
{
Qt::MouseButton qtButton = Qt::NoButton;
QEvent::Type eventType = QEvent::None;
if (leftButtonPressed != prev_leftButtonPressed)
{
qtButton = Qt::LeftButton;
eventType = leftButtonPressed ? QEvent::MouseButtonPress : QEvent::MouseButtonRelease ;
}
else if (middleButtonPressed != prev_middleButtonPressed)
{
qtButton = Qt::MidButton;
eventType = middleButtonPressed ? QEvent::MouseButtonPress : QEvent::MouseButtonRelease ;
}
else if (rightButtonPressed != prev_rightButtonPressed)
{
qtButton = Qt::RightButton;
eventType = rightButtonPressed ? QEvent::MouseButtonPress : QEvent::MouseButtonRelease ;
if(!rightButtonPressed)
{
if(targetWidget)
{
QPoint localPos = targetWidget->mapFromGlobal(globalPos);
QContextMenuEvent* cme = new QContextMenuEvent(QContextMenuEvent::Mouse, localPos, globalPos);
QCoreApplication::postEvent(targetWidget, cme);
}
}
}
if (eventType==QEvent::MouseButtonPress)
{
_image->sendFocusHint(true);
if (targetWidget) targetWidget->setFocus(Qt::MouseFocusReason);
}
QMouseEvent event(eventType, globalPos, qtButton, qtMouseButtons, 0);
QCoreApplication::sendEvent(_graphicsView->viewport(), &event);
_previousButtonMask = buttonMask;
}
else if (x != _previousMouseX || y != _previousMouseY)
{
QMouseEvent event(QEvent::MouseMove, globalPos, Qt::NoButton, qtMouseButtons, 0);
QCoreApplication::sendEvent(_graphicsView->viewport(), &event);
_previousMouseX = x;
_previousMouseY = y;
}
return true;
}
bool QGraphicsViewAdapter::sendKeyEvent(int key, bool keyDown)
{
QPoint pos(_previousQtMouseX, _previousQtMouseY);
QWidget* targetWidget = getWidgetAt(pos);
if (_backgroundWidget && _backgroundWidget == targetWidget)
{
// Mouse is at background widget, so ignore such events
return false;
}
if (targetWidget != NULL)
{
QCoreApplication::postEvent(this, new MyQKeyEvent(key,keyDown));
return true;
}
return false;
}
bool QGraphicsViewAdapter::handleKeyEvent(int key, bool keyDown)
{
QEvent::Type eventType = keyDown ? QEvent::KeyPress : QEvent::KeyRelease;
OSG_INFO<<"sendKeyEvent("<<key<<", "<<keyDown<<")"<<std::endl;
if (key==Qt::Key_Shift)
{
_qtKeyModifiers = (_qtKeyModifiers & ~Qt::ShiftModifier) | (keyDown ? Qt::ShiftModifier : Qt::NoModifier);
}
if (key==Qt::Key_Control)
{
_qtKeyModifiers = (_qtKeyModifiers & ~Qt::ControlModifier) | (keyDown ? Qt::ControlModifier : Qt::NoModifier);
}
if (key==Qt::Key_Alt || key==Qt::Key_AltGr)
{
_qtKeyModifiers = (_qtKeyModifiers & ~Qt::ControlModifier) | (keyDown ? Qt::ControlModifier : Qt::NoModifier);
}
if (key==Qt::Key_Meta)
{
_qtKeyModifiers = (_qtKeyModifiers & ~Qt::MetaModifier) | (keyDown ? Qt::MetaModifier : Qt::NoModifier);
}
Qt::Key qtkey;
QChar input;
KeyMap::iterator itr = _keyMap.find(key);
if (itr != _keyMap.end())
{
qtkey = itr->second;
}
else
{
qtkey = (Qt::Key)key;
input = QChar(key);
}
QKeyEvent event(eventType, qtkey, _qtKeyModifiers, input);
QCoreApplication::sendEvent(_graphicsScene.data(), &event);
return true;
}
void QGraphicsViewAdapter::setFrameLastRendered(const osg::FrameStamp* frameStamp)
{
OSG_INFO<<"setFrameLastRendered("<<frameStamp->getFrameNumber()<<")"<<std::endl;
if (_newImageAvailable && _previousFrameNumber!=frameStamp->getFrameNumber())
{
{
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_qimagesMutex);
// make sure that _previousFrameNumber hasn't been updated by another thread since we entered this branch.
if (_previousFrameNumber==frameStamp->getFrameNumber()) return;
_previousFrameNumber = frameStamp->getFrameNumber();
std::swap(_currentRead, _previousWrite);
_newImageAvailable = false;
}
assignImage(_currentRead);
}
}
void QGraphicsViewAdapter::clearWriteBuffer()
{
QImage& image = _qimages[_currentWrite];
image.fill(_backgroundColor.rgba ());
image = QGLWidget::convertToGLFormat(image);
// swap the write buffers in a thread safe way
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_qimagesMutex);
std::swap(_currentWrite, _previousWrite);
_newImageAvailable = true;
}
void QGraphicsViewAdapter::render()
{
OSG_INFO<<"Current write = "<<_currentWrite<<std::endl;
QImage& image = _qimages[_currentWrite];
_requiresRendering = false;
// If we got a resize, act on it, first by resizing the view, then the current image
{
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_qresizeMutex);
if (_graphicsView->size().width() != _width || _graphicsView->size().height() != _height)
{
_graphicsView->setGeometry(0, 0, _width, _height);
_graphicsView->viewport()->setGeometry(0, 0, _width, _height);
_widget->setGeometry(0, 0, _width, _height);
}
if (image.width() != _width || image.height() != _height)
{
_qimages[_currentWrite] = QImage(_width, _height, s_imageFormat);
image = _qimages[_currentWrite];
}
OSG_INFO << "render image " << _currentWrite << " with size (" << _width << "," << _height << ")" <<std::endl;
}
#if 1
// paint the image with the graphics view
QPainter painter(&image);
// Clear the image otherwise there are artifacts for some widgets that overpaint.
painter.setCompositionMode(QPainter::CompositionMode_Source);
painter.fillRect(0, 0, image.width(), image.height(), _backgroundColor);
painter.setCompositionMode(QPainter::CompositionMode_SourceOver);
QRectF destinationRect(0, 0, image.width(), image.height());
QRect sourceRect(0, 0, image.width(), image.height());
_graphicsView->render(&painter, destinationRect, sourceRect, Qt::IgnoreAspectRatio);
painter.end();
#elif 0
QPixmap pixmap(QPixmap::grabWidget(_graphicsView.data(), QRect(0, 0, image.width(), image.height())));
image = pixmap.toImage();
#else
// paint the image with the graphics view
QPixmap pixmap(image.width(), image.height());
// Clear the image otherwise there are artifacts for some widgets that overpaint.
pixmap.fill(Qt::transparent);
QPainter painter(&pixmap);
QRectF destinationRect(0, 0, image.width(), image.height());
QRect sourceRect(0, 0, image.width(), image.height());
_graphicsView->render(&painter, destinationRect, _graphicsView->viewport()->rect());
painter.end();
image = pixmap.toImage();
#endif
// convert into OpenGL format - flipping around the Y axis and swizzling the pixels
image = QGLWidget::convertToGLFormat(image);
// swap the write buffers in a thread safe way
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_qimagesMutex);
std::swap(_currentWrite, _previousWrite);
_newImageAvailable = true;
}
void QGraphicsViewAdapter::assignImage(unsigned int i)
{
QImage& image = _qimages[i];
unsigned char* data = image.bits();
OSG_INFO<<"assignImage("<<i<<") image = "<<&image<<" size = ("<<image.width()<<","<<image.height()<<") data = "<<(void*)data<<std::endl;
_image->setImage(image.width(), image.height(), 1,
4, GL_RGBA, GL_UNSIGNED_BYTE,
data, osg::Image::NO_DELETE, 1);
}
void QGraphicsViewAdapter::resize(int width, int height)
{
OSG_INFO << "resize to (" << width << "," << height << ")" <<std::endl;
// Save the new width and height which will take effect on the next render() (in the Qt thread).
{
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_qresizeMutex);
_width = width;
_height = height;
}
// Force an update so render() will be called.
_graphicsScene->update(_graphicsScene->sceneRect());
}
}

66
src/osgQt/QWidgetImage.cpp
View File

@ -1,66 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#include <osgQt/QWidgetImage>
#include <QLayout>
namespace osgQt
{
QWidgetImage::QWidgetImage( QWidget* widget )
{
// make sure we have a valid QApplication before we start creating widgets.
getOrCreateQApplication();
_widget = widget;
_adapter = new QGraphicsViewAdapter(this, _widget.data());
}
bool QWidgetImage::sendFocusHint(bool focus)
{
QFocusEvent event(focus ? QEvent::FocusIn : QEvent::FocusOut, Qt::OtherFocusReason);
QCoreApplication::sendEvent(_widget, &event);
return true;
}
void QWidgetImage::clearWriteBuffer()
{
_adapter->clearWriteBuffer();
}
void QWidgetImage::render()
{
if (_adapter->requiresRendering()) _adapter->render();
}
void QWidgetImage::scaleImage(int s,int t,int /*r*/, GLenum /*newDataType*/)
{
_adapter->resize(s, t);
}
void QWidgetImage::setFrameLastRendered(const osg::FrameStamp* frameStamp)
{
_adapter->setFrameLastRendered(frameStamp);
}
bool QWidgetImage::sendPointerEvent(int x, int y, int buttonMask)
{
return _adapter->sendPointerEvent(x,y,buttonMask);
}
bool QWidgetImage::sendKeyEvent(int key, bool keyDown)
{
return _adapter->sendKeyEvent(key, keyDown);
}
}

12
src/osgQt/Version.in
View File

@ -1,12 +0,0 @@
#ifndef OSGQT_VERSION
#define OSGQT_VERSION
#define OSGQT_QT_VERSION @OSGQT_QT_VERSION@
#include <QtGlobal>
#if (QT_VERSION < QT_VERSION_CHECK(OSGQT_QT_VERSION,0,0))
#error "Qt version mismatch detected! Make sure to compile applications using osgQt with the same major Qt version that osgQt has been compiled against."
#endif
#endif